Which airlines fly to Bilbao?

For flights from United States to Bilbao, most momondo users will book with popular airlines such as Iberia, United Airlines, Lufthansa and Delta. Depending on what airport you fly from, you may have other airlines to choose from.

Delta Flights to Bilbao

Delta is a popular choice for users traveling to Bilbao. It operates 12 flights every week to Bilbao, most often flying from Amsterdam Schiphol. Delta ticket prices will depend on when and where you need to fly from - deals as low as $424 (from Atlanta Hartsfield-Jackson) have been found by momondo users. In 7,961 reviews, momondo users have rated Delta at an average score of 7.9/10.

KLM Flights to Bilbao

$467 is the best round-trip KLM deal to Bilbao found on momondo in the last few days. The deal departed from Atlanta Hartsfield-Jackson. KLM has 25 flights to Bilbao most weeks, with prices varying by availability. 1,386 momondo users have reviewed KLM, scoring the airline a 7.8/10 on average.

How long does it take to fly to Bilbao?

Flight times from United States to Bilbao vary, but if you’re flying out of Los Angeles and flying into Bilbao (one of the most popular routes), then the duration is 15h 20m on average. Another popular route from United States to Bilbao is flying from Miami to Bilbao, which will take roughly 13h. Keep in mind that layovers or delays could extend your travel time.

$209 Cheap Flights to Bilbao in 2025/26

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Find the cheapest flights from the United States to Bilbao

Round-trip

One-way

Last minute

Cheap round-trip flights

1:01 pm - 8:30 amBOS-BIO

13h 29m2 stops

11:15 am - 9:15 pmBIO-BOS

16h 00m1 stop

$334Iberia

Find Deal

Mon, Oct 6 - Wed, Oct 22

9:20 pm - 11:15 pmBOS-BIO

19h 55m1 stop

6:45 am - 3:15 pmBIO-BOS

14h 30m1 stop

$337Finnair

Find Deal

Sun, Nov 9 - Tue, Nov 25

8:05 pm - 11:25 pmBOS-BIO

21h 20m1 stop

6:45 am - 2:25 pmBIO-BOS

12h 40m1 stop

$360Lufthansa

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Tue, Oct 21 - Tue, Oct 28

8:40 pm - 11:05 pmBOS-BIO

20h 25m1 stop

11:35 am - 6:35 pmBIO-BOS

13h 00m1 stop

$383United Airlines

Find Deal

Mon, Nov 24 - Wed, Dec 3

8:40 pm - 6:05 pmBOS-BIO

15h 25m1 stop

11:35 am - 6:35 pmBIO-BOS

13h 00m1 stop

$384United Airlines

Find Deal

Sun, Dec 28 - Fri, Jan 9

8:05 pm - 2:45 pmBOS-BIO

12h 40m1 stop

11:50 am - 5:40 pmBIO-BOS

11h 50m1 stop

$400Lufthansa

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Thu, Oct 16 - Thu, Oct 23

6:30 pm - 11:30 amBOS-BIO

11h 00m1 stop

11:55 am - 6:55 pmBIO-BOS

13h 00m1 stop

$407Delta

Find Deal

Mon, Nov 24 - Fri, Dec 5

9:20 pm - 10:00 pmIAD-BIO

18h 40m1 stop

7:10 am - 4:20 pmBIO-IAD

15h 10m1 stop

$457KLM

Find Deal

Wed, Oct 1 - Wed, Oct 22

9:35 pm - 10:25 amIAD-BIO

30h 50m1 stop

5:15 pm - 3:35 pmBIO-IAD

28h 20m1 stop

$459KLM

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Mon, Oct 6 - Mon, Oct 13

10:55 pm - 4:40 pmSFO-BIO

32h 45m2 stops

11:05 am - 6:15 pmBIO-SFO

16h 10m1 stop

$461Delta

Find Deal

Mon, Sep 22 - Wed, Oct 8

Fly from

Route

Depart

Return

Price

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Mon 10/6

1:01 pm-8:30 am

2 stops13h 29m

Bilbao

Wed 10/22

11:15 am-9:15 pm

1 stop16h 00m

$334

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Sun 11/9

9:20 pm-11:15 pm

1 stop19h 55m

Bilbao

Tue 11/25

6:45 am-3:15 pm

1 stop14h 30m

$337

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Tue 10/21

8:05 pm-11:25 pm

1 stop21h 20m

Bilbao

Tue 10/28

6:45 am-2:25 pm

1 stop12h 40m

$360

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Mon 11/24

8:40 pm-11:05 pm

1 stop20h 25m

Bilbao

Wed 12/3

11:35 am-6:35 pm

1 stop13h 00m

$383

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Sun 12/28

8:40 pm-6:05 pm

1 stop15h 25m

Bilbao

Fri 1/9

11:35 am-6:35 pm

1 stop13h 00m

$384

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Thu 10/16

8:05 pm-2:45 pm

1 stop12h 40m

Bilbao

Thu 10/23

11:50 am-5:40 pm

1 stop11h 50m

$400

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Mon 11/24

6:30 pm-11:30 am

1 stop11h 00m

Bilbao

Fri 12/5

11:55 am-6:55 pm

1 stop13h 00m

$407

Washington, D.C.Bilbao

IAD - BIO

IADBIO

Washington, D.C. Dulles Intl

Wed 10/1

9:20 pm-10:00 pm

1 stop18h 40m

Bilbao

Wed 10/22

7:10 am-4:20 pm

1 stop15h 10m

$457

Washington, D.C.Bilbao

IAD - BIO

IADBIO

Washington, D.C. Dulles Intl

Mon 10/6

9:35 pm-10:25 am

1 stop30h 50m

Bilbao

Mon 10/13

5:15 pm-3:35 pm

1 stop28h 20m

$459

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Mon 9/22

10:55 pm-4:40 pm

2 stops32h 45m

Bilbao

Wed 10/8

11:05 am-6:15 pm

1 stop16h 10m

$461

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Bilbao flights insights and trends

Explore insights for your Bilbao flight to craft the best travel plan

Prices

Other information

What is the cheapest month to fly to Bilbao?

The cheapest month to fly to Bilbao from United States is in January. Flight prices, which tend to average around $525, are often lower during this time because this is during the off-season. If you’re not able to fly to Bilbao in January, then February is your next best option. Flight prices from United States to Bilbao during February average around $629.

What is the absolute cheapest flight to Bilbao?

Users booking trips to Bilbao from Rome found flights 85% cheaper than the average price of flights to Bilbao. To find the cheapest price to Bilbao from your area, use momondo’s Airport-to-Airport Pricing Tool.

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What is the cheapest day to depart on your flight to Bilbao?

The cheapest day to depart from United States to Bilbao is on a Sunday. Travelers who choose to depart for Bilbao on a Sunday will often find tickets for as low as $629. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,241. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bilbao.

What is the cheapest time of day to depart on your flight to Bilbao?

Our most recent data shows that the best time of day to fly to Bilbao is in the morning. Flights from United States to Bilbao during this time can be as low as $510. In the evening is when there is more demand to fly to Bilbao, so prices are often more expensive at around $1,087 per ticket.

Cheapest flights to Bilbao

Find the cheapest flights to Bilbao from your nearest city or airport

Find flights from Los Angeles to Bilbao

CHEAPEST MONTH TO FLY TO BILBAO FROM LOS ANGELES	March	28% cheaper	Flying from Los Angeles to Bilbao costs on average just $689 in March
MOST EXPENSIVE MONTH TO FLY TO BILBAO FROM LOS ANGELES	December	71% more expensive	It costs about $1,635 for flights to Bilbao from Los Angeles in December
MOST POPULAR MONTH TO FLY TO BILBAO FROM LOS ANGELES	June	610% more users visited	More momondo users searched in flights to Bilbao from Los Angeles in June than any other month

Cheap Bilbao flight deals and tips

Summary info about Bilbao flight prices, duration and airlines

Best One-Way Price	$209
Best Round-Trip Price	$334
Fastest flight time	11h 10m
Popular in	December

The best one-way flight price to Bilbao from United States in the last 72 hours is $209 (Boston Logan Intl to Bilbao).

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The best round-trip flight price to Bilbao from United States in the last 72 hours is $334 (Boston Logan Intl to Bilbao).

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The fastest flight to Bilbao from United States takes 11h 10m (Miami to Bilbao).

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December has the highest demand for flights to Bilbao, with a 2% price increase on average.

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Frequently asked questions about flying to Bilbao

What is there to do in Bilbao when it’s raining?

Users planning a flight to Bilbao during the month of November should anticipate rain. There are still things to do in Bilbao even when it's raining, though. Museo Guggenheim Bilbao is a great museum to visit near Bilbao and is especially great when the weather outside is less than desirable.

How far in advance should I book a flight to Bilbao?

Most flyers found that booking tickets 6 days in advance of their planned departure date is the best time to get cheap flights to Bilbao. During this timeframe, flight prices are around $786. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $454.

Is there an alternative airport near Bilbao?

Those flying to Bilbao could potentially find better pricing at Vitoria-Gasteiz Airport (28 mi from Bilbao city center), Santander Airport (46 mi from Bilbao city center), San Sebastián Airport (58 mi from Bilbao city center), Logroño Agoncillo Airport (64 mi from Bilbao city center) or Burgos Airport (71 mi from Bilbao city center) depending on the month and departure airport.

Is there a cheaper alternative to flying into Bilbao?

Santander Airport has an average price of $119 per person and is typically the cheapest airport to fly into when visiting Bilbao. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

When did momondo last update prices for flights to Bilbao Airport?

Prices for flights to Bilbao Airport were last updated today.

How many operators does momondo search for flights to Bilbao Airport?

As of September 2025, there are 23 operators available to choose from for flights to Bilbao Airport.

How old do you have to be to fly to Bilbao Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Bilbao Airport.

What documentation or ID do you need to fly to Bilbao Airport?

The required travel and health documents for your Bilbao Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bilbao Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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Why should I use momondo to find a flight deal to Bilbao?

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Can I find flights to Bilbao with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Bilbao with this policy.

How can momondo help me find flights to Bilbao?

momondo provides multiple filters to help you find the best flight to Bilbao. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight to Bilbao right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Bilbao, momondo offers a useful price alert feature which will track prices for flights to Bilbao and alert you when they change.